--- product_id: 393901525 title: "4pcs Flange Insert 17mm,Compatible with Medela/TSRETE/momcozy,BPA Free Silicone Insert for Wearable Breast Pump Shield/Flange Insert，Milk Collector 24mm Universal" brand: "bliblo" price: "¥1582" currency: JPY in_stock: true category: "Bliblo" url: https://www.desertcart.jp/products/393901525-4pcs-flange-insert-17mm-compatible-with-medela-tsrete-momcozy-bpa store_origin: JP region: Japan --- # BPA-free silicone 17mm precision fit Universal 24mm compatibility 4pcs Flange Insert 17mm,Compatible with Medela/TSRETE/momcozy,BPA Free Silicone Insert for Wearable Breast Pump Shield/Flange Insert，Milk Collector 24mm Universal **Brand:** bliblo **Price:** ¥1582 **Availability:** ✅ In Stock ## Summary > 🍼 Pump smarter, not harder — your perfect fit for effortless milk flow! ## Quick Answers - **What is this?** 4pcs Flange Insert 17mm,Compatible with Medela/TSRETE/momcozy,BPA Free Silicone Insert for Wearable Breast Pump Shield/Flange Insert，Milk Collector 24mm Universal by bliblo - **How much does it cost?** ¥1582 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/393901525-4pcs-flange-insert-17mm-compatible-with-medela-tsrete-momcozy-bpa) ## Best For - bliblo enthusiasts ## Why This Product - Trusted bliblo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Comfort-Driven Design:** Soft silicone reduces discomfort and boosts milk production naturally. - • **Universal Compatibility:** Seamlessly works with top wearable pumps like Medela, Momcozy, TSRETE & more. - • **Safe & Hygienic Material:** Crafted from BPA-free, food-grade silicone for worry-free pumping. - • **Hassle-Free Maintenance & Support:** Easy to clean, sterilize, and backed by 24/7 customer care with free replacements. - • **Precision Fit for Maximum Efficiency:** 17mm inserts tailor your pump for faster, fuller milk flow. ## Overview This 4-piece set of 17mm flange inserts is designed to optimize wearable breast pump performance by reducing the nipple tunnel size on 24mm shields. Compatible with leading brands like Medela, Momcozy, and TSRETE, these BPA-free silicone inserts enhance comfort, increase milk production, and reduce pumping time. Easy to clean and sterilize, they come with dedicated customer support and free replacements to ensure a seamless breastfeeding experience. ## Description desertcart.com : bliblo 4pcs Flange Insert 17mm,Compatible with Medela/TSRETE/momcozy,BPA Free Silicone Insert for Wearable Breast Pump Shield/Flange Insert，Milk Collector 24mm Universal : Baby ## Features - High Compatibility:This flange insert accessory set (17mm, ) is designed for most 24mm wearable breast pumps, compatible with brands like Momcozy. These inserts reduce the 24mm shield nipple tunnel to the correct size, not compatible with 27-28mm shields. Using these flange inserts can enhance pumping efficiency, reduce pumping time, and maximize milk production - They are suitable for use with most wearable breast pumps (except for the 27mm shield). Compatible with Momcozy S9/S9 Pro/S10/S12/S12 Pro/TSRETE/Medela/Spectra/Opnmina/Elvie/Willow/Bellaaby/Motif Luna/Ameda/MOMMED/MYA/Ainsir/Phanpy/Lulia/NaNaLazy/Luxlady/kidzio/eulumap/Teexin/Fisroa/KISSBOBO/Goldeep/BIOBOO/Mumeasy/Nanawaw - Safe and Easy to Clean：These flange inserts are made of food-grade liquid silicone, BPA-free, ensuring all parts in contact with breast milk are safe. After each use, clean the breast pump parts with warm soapy water and rinse thoroughly, then sterilize using boiling water or steam at approximately 100°C (212°F). It is recommended to replace the inserts every 2 months to maintain optimal function. - Comfortable and Efficient：These inserts are made of soft, comfortable silicone designed to stimulate milk flow and increase comfort during use. By reducing pain and increasing milk production, these inserts are essential for any breastfeeding mother who needs to pump. The size of the flange inserts is crucial for comfortable and efficient pumping. Choosing the right size can reduce discomfort and improve pumping efficiency. - Thoughtful Service:Provides 24-hour customer support. Free replacement if the size is not suitable.If you have any questions, please contact us. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09N8NVJK7 | | ASIN | B09N8NVJK7 | | Additional Features | Bpa Free,Wearable, Painless | | Best Sellers Rank | #36,907 in Baby ( See Top 100 in Baby ) #488 in Electric Breast Pumps | | Brand Name | bliblo | | Color | 17mm-flange | | Customer Reviews | 4.6 4.6 out of 5 stars (353) | | Date First Available | December 8, 2021 | | Included Components | Breast Flange | | Item Weight | 200 g | | Item model number | 17mm | | Manufacturer | bliblo | | Manufacturer | bliblo | | Manufacturer Part Number | 17mm | | Material Type | Silicone | | Material Type Free | BPA Free | | Model Number | 17mm | | Number of Items | 3 | | Package Dimensions | 4.61 x 4.06 x 2.13 inches; 7.05 ounces | | Product Style | Universal | | Size | 4 Piece Set - 17MM Flange Insert | | Unit Count | 4 Count | ## Product Details - **Brand:** bliblo - **Included Components:** Breast Flange - **Material:** Silicone - **Material Type Free:** BPA Free - **Special Feature:** Bpa Free,Wearable, Painless ## Images ![4pcs Flange Insert 17mm,Compatible with Medela/TSRETE/momcozy,BPA Free Silicone Insert for Wearable Breast Pump Shield/Flange Insert，Milk Collector 24mm Universal - Image 1](https://m.media-amazon.com/images/I/51h05CP2wyL.jpg) ![4pcs Flange Insert 17mm,Compatible with Medela/TSRETE/momcozy,BPA Free Silicone Insert for Wearable Breast Pump Shield/Flange Insert，Milk Collector 24mm Universal - Image 2](https://m.media-amazon.com/images/I/71PzlIseZIL.jpg) ![4pcs Flange Insert 17mm,Compatible with Medela/TSRETE/momcozy,BPA Free Silicone Insert for Wearable Breast Pump Shield/Flange Insert，Milk Collector 24mm Universal - Image 3](https://m.media-amazon.com/images/I/61ZNzZ9Wb1L.jpg) ![4pcs Flange Insert 17mm,Compatible with Medela/TSRETE/momcozy,BPA Free Silicone Insert for Wearable Breast Pump Shield/Flange Insert，Milk Collector 24mm Universal - Image 4](https://m.media-amazon.com/images/I/71PhtZ4DFnL.jpg) ![4pcs Flange Insert 17mm,Compatible with Medela/TSRETE/momcozy,BPA Free Silicone Insert for Wearable Breast Pump Shield/Flange Insert，Milk Collector 24mm Universal - Image 5](https://m.media-amazon.com/images/I/71bzzKDa3TL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - bliblo S9/S12/S9pro/S12pro Duckbill Valve and Silicone Diaphragm, Compatible with NaNaLazy/TSRETE/momcozy, Wearable Breast Pump Replacement Parts Accessories (4 Piece Set) - Momcozy Original S9 Pro/S12 Pro Replacement Accessories, Only Compatible with Momcozy S9 Pro/S12 Pro Breast Pump NOT for S9/S12 (Single-Sealed Full Set Collector Cup with 24mm Flange,180ml, 1 Pack) - Momcozy Flange Insert 21mm Compatible with 24mm Flange/Shield of Most Pumps, Insert for Breast Pump Replacement Accessories, 4PCS 21mm --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/393901525-4pcs-flange-insert-17mm-compatible-with-medela-tsrete-momcozy-bpa](https://www.desertcart.jp/products/393901525-4pcs-flange-insert-17mm-compatible-with-medela-tsrete-momcozy-bpa) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-14*